Public Charity

THE 565 MAYFIELD FOUNDATION

THE 565 MAYFIELD FOUNDATION is a Public Charity headquartered in SAN FRANCISCO, CA. Financial data from the 2025 filing: $1K revenue, $183K expenses, $3.7M total assets. IRS filings disclose 9 grants awarded by this foundation, totaling roughly $1.6M.

EIN: 943381996 SAN FRANCISCO, CA Single Organization Support NTEE: P11 Latest filing: 2025
Total Revenue$1K
Total Expenses$183K
Total Assets$3.7M
Grants Given9
Grant Total$1.6M
Filing Years2021–2025

Mission

THE FOUNDATION OPERATES EXCLUSIVELY FOR CHARITABLE, EDUCATIONAL ORRELIGIOUS PURPOSES BY CONDUCTING OR SUPPORTING ACTIVITIES FOR THEBENEFIT OF, OR TO CARRY OUT THE PURPOSES OF THE JEWISH COMMUNITYFEDERATION OF SAN FRANCISCO, THE PENINSULA, MARIN AND SONOMA COUNTIES.

Where $100 goes at The 565 Mayfield Foundation

How The 565 Mayfield Foundation divides every $100 it spends, from its own Form 990 filings, averaged across 9 years.

$89 Programs the work itself
$11 Management running the organization
$0 Fundraising none reported

No fundraising costs are reported. That often means fundraising runs through a separate affiliated organization that files its own return.

Inside the $89 for programs

$89
The foundation made grants in support of the charitable, educational, scientific or religious purposes of the jewish community federation of San Francisco, the peninsula, marin and sonoma counties
All program spending
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Source: Form 990 filings with the IRS, latest fiscal year 2025. Shares are from the organization's reported expenses. Data by Imperigo; not affiliated with the IRS.

Sample Grants Given

STANFORD, CA · 2024
TO SUPPORT THE FACILITIES AND ONGOING PROGRAMMING AT HILLEL AT STANFORD.
$165,204
STANFORD, CA · 2023
TO SUPPORT THE FACILITIES AND ONGOING PROGRAMMING AT HILLEL AT STANFORD.
$169,406
STANFORD, CA · 2022
TO SUPPORT THE FACILITIES AND ONGOING PROGRAMMING AT HILLEL AT STANFORD.
$182,156
STANFORD, CA · 2021
TO SUPPORT THE FACILITIES AND ONGOING PROGRAMMING AT HILLEL AT STANFORD.
$185,450
STANFORD, CA · 2020
TO SUPPORT THE FACILITIES AND ONGOING PROGRAMMING AT HILLEL AT STANFORD.
$165,712

Showing up to 5 of 9 total records — full history available with membership.

Officers & Directors

ASSISTANT TREASURER Brian Mendel
SECRETARY/DIRECTOR Daryl Messinger
TREASURER Debbie Tuttle Berkowitz
VICE PRESIDENT/DIRECTOR Joan Levison
ASSISTANT TREASURER Joy Sisisky
PRESIDENT/DIRECTOR Lela Sarnat

Officer compensation and complete director data available with membership.

Top Grant Purposes

General Support
$1,593,758 9 grants

Financial Trends

Year Revenue Expenses Assets
2025 $1K $183K $3.7M
2024 $70K $190K $3.5M
2023 $86K $203K $3.3M
2022 $247K $209K $3.3M
2021 $120K $188K $3.9M

Between 2021 and 2025, reported annual revenue declined from $120K to $1K (-99%), with total assets most recently reported at $3.7M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in CA.

CA

Full geographic grant map with state-by-state breakdown available with membership.

See the full picture for THE 565 MAYFIELD FOUNDATION

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